All variations of the DateJust :

The DateJust 36mm in Yellow Gold with Strap comes in these date ranges

Yellow Gold on Strap from the 1970s

Vintage Datejust 36mm in Yellow Gold-Circa 1959  on Black Crocodile Leather Strap with Champagne Dial
Vintage Datejust 36mm in Yellow Gold-Circa 1959 on Black Crocodile Leather Strap with Champagne Dial
Reference Number : 6605
Item ID - 12082
Case - 18KT Yellow Gold Case Size - 36mm Movement - Automatic
Dial - Champagne Bracelet - Black Crocodile Leather
Vintage Datejust 36mm in Yellow Gold on Strap with Champagne Stick Dial
Vintage Datejust 36mm in Yellow Gold on Strap with Champagne Stick Dial
Reference Number : 1601
Item ID - 68389
Case - 18KT Yellow Gold Case Size - 36mm Movement - Automatic
Dial - Champagne Dial with Index Markers Bracelet - Black Crocodile Leather
Vintage Datejust 36mm in Yellow Gold on Green Strap with Silver Dial
Vintage Datejust 36mm in Yellow Gold on Green Strap with Silver Dial
Reference Number : 1601
Item ID - 110414
Case - 18KT Yellow Gold Case Size - 36mm Movement - Automatic
Dial - Silver Bracelet - Green